#A42931#A42931

#A42931 is a mid, vivid red. Relative luminance 0.097; OKLCH L 47.9% C 0.159 H 22.3°. Best body text is #FFFFFF at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#A42931
RGB	rgb(164, 41, 49)
HSL	hsl(356, 60%, 40%)
HSV	hsv(356, 75%, 64%)
CMYK	cmyk(0%, 75%, 70.1%, 35.7%)
CIE-LAB	lab(37.30, 50.06, 25.97)
CIE-LCH	lch(37.30, 56.40, 27.42°)
OKLab	oklab(47.89% 0.1469 0.0603)
OKLCH	oklch(47.89% 0.159 22.3)
XYZ	xyz(16.6590, 9.7027, 3.9008)
Luminance	0.0970 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42931 #29A49C

analogous

#A4296E #A42931 #A45F29

triadic

#A42931 #31A429 #2931A4

tetradic

#A42931 #6EA429 #29A49C #5F29A4

square

#A42931 #6EA429 #29A49C #5F29A4

split-complementary

#A42931 #29A45F #296EA4

monochromatic

#421114 #731D22 #A42931 #CE3C45 #DA6D74

Accessibility & contrast

On white

7.14

#A42931 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#A42931 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42931

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42931	#FFFFFF	#000000	##FFFFFF
##A42931	1.00	7.14	2.94	7.14
#FFFFFF	7.14	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4730

Deuteranopia (green-blind)

#6B612D

Tritanopia (blue-blind)

#B4002D

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a42931;
/* rgb */ color: rgb(164, 41, 49);
/* oklch */ color: oklch(47.9% 0.159 22.3);

Tailwind

colors: {
  custom: {
    50: '#c76d69',
    500: '#a42931',
    950: '#000000',
  },
}

SCSS

$custom: #a42931;
$custom-light: #c76d69;
$custom-dark: #000000;

JSON

{
  "hex": "#a42931",
  "rgb": {
    "r": 164,
    "g": 41,
    "b": 49
  },
  "hsl": {
    "h": 356.098,
    "s": 60,
    "l": 40.196
  },
  "oklch": {
    "l": 0.47892,
    "c": 0.15878,
    "h": 22.3
  },
  "luminance": 0.097
}

Semantic roles & 50–950 ramp

primary

#A42931

secondary

#68C1BB

accent

#E3D945

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A42931

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →